What is Neon Number? A Neon number is a number where the sum of digits of square of the number is equal to the number. For instance, the square is 9*9 = 81, and the sum of…

What is a Strong Number? A Strong number is a number whose sum of all digits factorial is equal to the number. For instance,145 is a Strong Number as 1! + 4! + 5!…

What is Armstrong Number ? In number theory, a number in a given number base is a number that is the sum of its own digits each raised to the…